精品解析:2023年四川省南充市中考化学真题(解析版)
【淘宝搜索店铺:中小学教辅资源店微信:mlxt2022】南充市二O二三年初中学业水平考试化学试题可能用到的相对原子质量:H1C12N14O16Fe56Zn65Mg24Na23一、选择题(本大题包括12个小题,每小题3分,共36分)每小题只有一个选项符合题意。1.阆中保宁醋是中国四大名醋之一,以下生产过程涉及到化学变化的是A.清洗原料B.搅拌混匀C.入坛发酵D.成品装瓶【答案】C【解析】【详解】A、清洗原料,只是洗去原料表面的灰尘等,无新物质生成,属于物理变化;B、搅拌混匀,只是将原料等混合均匀,无新物质生成,属于物理变化;C、入坛发酵,有醋酸等新物质生成,属于化学变化;D、成品装瓶,只是将醋装...
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